10        20        30        40        50  
2B2Y  (  12 )    efetIerFMdcriGrkgAtgatTTiyaveadgdpnagfe nkepGeiQYl
                     bbbbbbbbbb          aaaaaaa              bbbbb

                          60        70        80        90        100 
2B2Y  (  62 )    IkwkgwshIhNtwEteetLkqqnVrgmkkLdnykkkdqetkrwlknaspe
                 bbb    333 bbb aaaaaa     aaaaaaaaaaaaaaaaa     aa

                          110       120       130       140       150 
2B2Y  ( 112 )    dveyyncqqelTddlhkqyqiVGrIIahsnqksaagypdYyCKWqglpYs
                 aaaaaaaaaaaaaaaaaa   bbbbbbbbbbb     bbbbbbb    33

                          160       170       180       190       200 
2B2Y  ( 162 )    eCswedGalIskkfqacIdeyfsrkk eefetIerFMdcriGrkgATgat
                 3 bbb aaaaaaaaaaaaaaaaa         bbbbbbbbb       33

                          210       220       230       240       250 
2B2Y  (  34 )    TTiyaveadgdpnagfek kepgeiQYlIkwkgwshIhntwEteetLkqq
                 3 aaaaaaa               bbbbbbb    333 bbb aaaaaaa

                          260       270       280       290       300 
2B2Y  (  84 )    nVrgmkkLdnykkkdqetkrwlknAspedveyyncqqeltddlhkqyqiV
                      aaaaaaaaaaaaaaaaa    aaaaaaaaaaaaaaaaaaaa   b

                          310       320       330       340      
2B2Y  ( 134 )    grIiahsn ypdYYCKWqglpYseCswedGalIskkfqacideyfsrk
                 bbbbbb      bbbbb    333 bbb aaaaaaaaaaaaaaaa